Particle Model of Matter

Which states allow easy flow of particles

• Gas and Solid

• Gas and Liquid

• Solid and Liquid

• Gas only

How do materials change from one state of matter to another?

• They gain or lose energy

• They break appart

• The particles get stickyer

• They are magnetised to themselves

Which description best describes what a particle model shows?

• How many particles are in a solid, liquid or gas.
• How the particles in a solid, liquid or gas are arranged. 
• If there are any particles in a solid liquid or gas. 

______________________ takes place when a liquid changes to a solid.

• freezing
• melting
• boiling
• sublimation

Tags

NGSS.MS-PS1-4

What term describes a solid changing to a gas?

• Deposition
• Sublimation
• Evaporation
• Freezing

What kind of energy is in a moving skateboard?

• Potential

• Kinetic

What kind of energy is in a rock at the edge of a cliff?

• Potential

• Kinetic

According to the Law of Conservation of Energy, energy cannot be _________ or ____________. 

• destroyed, destroyed
• created, saved
• created, destroyed
• lost, found

Potential energy is: 

• kinetic energy
• energy waiting to be used
• energy already used
• movement energy

What happens to particles as they heat up?

• They slow down
• Nothing
• They don't move
• They speed up

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4